Peak Design Packing Cube Bag Medium Ocean. A unique tear-away UltraZip lets you access contents quickly unlike standard packing cubes with cumbersome zipper paths. The UltraZip can withstand decades of use thanks to it's proprietary abrasion-resistant thread. An internal divider lets you separate clean and dirty clothes and allows each compartment to expand/contract based on its contents. And an expansion/compression zip provides additional space or the ability to compress contents once packed. Outer shell is a beautiful ripstop 70D nylon/poly self-healing fabric that automatically closes small punctures and abrasions. Fair Trade Certified and 100percent carbon neutral. Fabric is solution-dyed for significant reduction in water use and Raw colorway is undyed for even greater water/energy savings. Available in Small and Medium sizes. Designed for use in any suitcase or bag and sized to fit perfectly in any Peak Design Travel Bag. Specifications for Peak Design Medium Packing Cube: Manufacturer: Peak Design Size: Medium Pack Size: Medium Weight: 5.1 oz Application: Carrying Capacity: 18 liters Volume: 8 - 18 liters Fabric/Material: 70D Versa Heal Length: 12.6 in Width: 12.6 in Height: 3.1 - 6.7 in Features of Peak Design Medium Packing Cube Ultralight 100percent recycled weatherproof ripstop 70D nylon/poly shell with abrasion-resistant coating Ultra-fast tear-away main opening #5 UltraZips built to withstand decades of use thanks to proprietary abrasion-resistant thread Moving divider separates clean/dirty sides Expansion/compression zip provides additional space plus ability to compress contents once packed Secondary opening via straight zip for dirty clothes storage Top and bottom handles for easy opening Fair Trade Certified and 100percent carbon neutral Lifetime guarantee Package Contents: Peak Design Medium Packing Cube Peak Design BPC-M-DS-3: Packing Cube Bag Medium Ocean